Meadow Pena Quizizz

What is a chemical symbol?

• A substance formed when two or more different elements chemically combine

• A representation of a substance using symbols for its constituent elements

• A one- or two-letter notation that represents a chemical element

• A pure substance that cannot be broken down into simpler substances

What is an atom?

• A substance formed when two or more different elements chemically combine

• The smallest unit of an element that retains the properties of that element

• A representation of a substance using symbols for its constituent elements

• A pure substance that cannot be broken down into simpler substances

What is a compound?

• A one- or two-letter notation that represents a chemical element

• A substance formed when two or more different elements chemically combine

• A representation of a substance using symbols for its constituent elements

• A pure substance that cannot be broken down into simpler substances

What is a chemical formula?

• A representation of a substance using symbols for its constituent elements

• A substance formed when two or more different elements chemically combine

• A one- or two-letter notation that represents a chemical element

• A pure substance that cannot be broken down into simpler substances

What is the purpose of coefficients in a balanced chemical equation?

• To indicate the number of protons in an atom

• To show the number of atoms of each element in a molecule

• To organize elements in the periodic table

• To balance the equation by indicating the relative amounts of substances involved

Tags

NGSS.MS-PS1-5

How are elements grouped in the periodic table?

• By increasing atomic number

• By the number of neutrons in the nucleus

• By the number of electrons in the outer shell

• By the color of the element

What defines a molecule?

• The position of the element in the periodic table

• A group of two or more atoms bonded together

• The number of electrons in the outer shell

• The color of the element

Tags

NGSS.MS-PS1-1

Which type of change affects the physical properties of a substance but does not alter its chemical composition?

• Chemical Property

• Physical Change

• Chemical Change

• Physical Property

What is a characteristic of a substance that becomes evident during or after a chemical reaction?

• Chemical Property

• Physical Change

• Matter

• Physical Property

Tags

NGSS.MS-PS1-2

What term describes the process of mixing a solute into a solvent until no more solute can dissolve?

• Unsaturated Solution

• Saturated Solution

• Agitation

• Rate of Dissolution